Hair piece attachment



FIG. 1 is a front, bottom, right side perspective view of a hair piece attachment which is positioned on the underside of a hair piece and shown in a concave orientation;

FIG. 2 is a bottom plan view;

FIG. 3 is a top plan view;

FIG. 4 is a front elevation;

FIG. 5 is a rear elevation; and,

FIG. 6 is a right side elevation (the left side being a mirror image).

The dash-dash line pattern on the hair piece attachment represents stitching. The dash-dash-long line pattern represents unclaimed subject matter only and forms no part of the claimed designs. 

CLAIM The ornamental design for a hair piece attachment, as shown and described. 